The equation has
a) No solution
b) One solution
c) More than one real solution
d) Cannot be said
Your Answer
If tan θ = then sin θ is
a) but not
b) or
c) but not −
d) None of these
If then
tan
a) True
b) False
The solution of is
a)
b)
c)
The general solution of is
d)
In a triangle ABC, angle A is greater than angle B. If the measures of angle A and B satisfy the equation , then the measure of angle C is
The number of solutions of the equation
a) 0
b) 1
c) 2
d) Infinitely many
If n be a positive integer such that then
The general value of θ satisfying the equation is
The number of values of x in the interval (0, 5π) satisfying the equation is
b) 5
c) 6
d) 10
Which of the following are rational?
In ΔPQR, angle R . If tan and tan are roots of the equation
The maximum value of cos1 cos2 cos3 …… cosnunder the restriction 0 1 , 2 , 3 …. , n and cot1 cot2 cot3 …… cotn= 1 is
If α + β = and β + γ = α, then tanα equals
a) 2(tanβ + tanγ)
b) tanβ + tanγ
c) tanβ + 2tanγ
d) 2tanβ + tanγ
The number of integral values of k for which the equation has a solution is
a) 4
b) 8
c) 10
d) 12
The values of θ ε (0, 2π) for which are
If are altitudes of a triangle from the vertices A, B, C and Δ the area of the triangle then
Let are the perpendiculars from the vertices of a triangle to the opposite sides, then
In a ΔABC, then find the other sides and angles
a) A = 60°, B = 60°, c =
b) A = 45°, B = 75°, c =
c) A = 75°, B = 45°, c =
d) A = 15°, B = 105°, c =
Find the coordinates of the point of intersection of the curves y = cosx and y = sin3x if .
a) (((
b) ((
c) (
d) (
Find the number of solutions of
Find all solutions of in
Find all the values of θ in the interval satisfying the equation .
Prove that the value of the function do not lie between and 3 for any real x.